'A' Field Battery is an artillery battery of the Australian Army. The unit has been in existence since 1871, having originally been raised as part of the New South Wales colonial defence force. As part of several different larger formations, the battery has served in many conflicts including the Sudan Campaign, the Second Boer War, the First World War, the Second World War, the Malayan Emergency, Confrontation, and the Vietnam War. Today it is part of the 1st Regiment, Royal Australian Artillery, attached to the 7th Brigade based at Enoggera, Queensland. It was previously an airborne unit, but no longer maintains that role. It is currently equipped with M777 howitzers.